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2004
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CTS Base, 3.6 7
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Repair and Diagnosis
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Engine Performance
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Testing & Diagnosis
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Engine Controls - 3.6L - Introduction
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Schematic and Routing Diagrams
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Emission Hose Routing Diagram
Emission Hose Routing Diagram
Fig 1: Emission Hose Routing Diagram
Courtesy of GENERAL MOTORS CORP.
Callout
Component Name
1
Positive Crankcase Ventilation (PCV) Hose to Cam Cover
2
Upper Intake Manifold
3
PCV Hose to Intake Manifold
4
Throttle Body Assembly
5
Evaporative Emissions (EVAP) Canister Purge Solenoid
6
Emissions Hose to EVAP Canister